comScore yesterday released its monthly comScore qSearch report on the U.S. desktop search marketplace. Microsoft Sites had a market share of 19.7 percent (up 0.1 percentage points). Google Sites led the U.S. explicit core search market in December with 65.4 percent market share, and Yahoo Sites with 11.8 percent (up 1.6 percentage points).
In terms of search numbers, Google Sites was ranked first with 12.2 billion (up 2 percent). Microsoft Sites ranked second with 3.7 billion searches (up 5 percent), followed by Yahoo Sites with 2.2 billion (up 21 percent).